#include "vmwgfx_kms.h"
+
/* Might need a hrtimer here? */
#define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
-static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb);
-static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb);
-
void vmw_display_unit_cleanup(struct vmw_display_unit *du)
{
if (du->cursor_surface)
struct vmw_framebuffer base;
struct vmw_surface *surface;
struct vmw_dma_buffer *buffer;
- struct delayed_work d_work;
- struct mutex work_lock;
- bool present_fs;
struct list_head head;
struct drm_master *master;
};
-/**
- * vmw_kms_idle_workqueues - Flush workqueues on this master
- *
- * @vmaster - Pointer identifying the master, for the surfaces of which
- * we idle the dirty work queues.
- *
- * This function should be called with the ttm lock held in exclusive mode
- * to idle all dirty work queues before the fifo is taken down.
- *
- * The work task may actually requeue itself, but after the flush returns we're
- * sure that there's nothing to present, since the ttm lock is held in
- * exclusive mode, so the fifo will never get used.
- */
-
-void vmw_kms_idle_workqueues(struct vmw_master *vmaster)
-{
- struct vmw_framebuffer_surface *entry;
-
- mutex_lock(&vmaster->fb_surf_mutex);
- list_for_each_entry(entry, &vmaster->fb_surf, head) {
- if (cancel_delayed_work_sync(&entry->d_work))
- (void) entry->d_work.work.func(&entry->d_work.work);
-
- (void) cancel_delayed_work_sync(&entry->d_work);
- }
- mutex_unlock(&vmaster->fb_surf_mutex);
-}
-
void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer)
{
struct vmw_framebuffer_surface *vfbs =
list_del(&vfbs->head);
mutex_unlock(&vmaster->fb_surf_mutex);
- cancel_delayed_work_sync(&vfbs->d_work);
drm_master_put(&vfbs->master);
drm_framebuffer_cleanup(framebuffer);
vmw_surface_unreference(&vfbs->surface);
+ ttm_base_object_unref(&vfbs->base.user_obj);
kfree(vfbs);
}
-static void vmw_framebuffer_present_fs_callback(struct work_struct *work)
-{
- struct delayed_work *d_work =
- container_of(work, struct delayed_work, work);
- struct vmw_framebuffer_surface *vfbs =
- container_of(d_work, struct vmw_framebuffer_surface, d_work);
- struct vmw_surface *surf = vfbs->surface;
- struct drm_framebuffer *framebuffer = &vfbs->base.base;
- struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
-
- struct {
- SVGA3dCmdHeader header;
- SVGA3dCmdPresent body;
- SVGA3dCopyRect cr;
- } *cmd;
-
- /**
- * Strictly we should take the ttm_lock in read mode before accessing
- * the fifo, to make sure the fifo is present and up. However,
- * instead we flush all workqueues under the ttm lock in exclusive mode
- * before taking down the fifo.
- */
- mutex_lock(&vfbs->work_lock);
- if (!vfbs->present_fs)
- goto out_unlock;
-
- cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
- if (unlikely(cmd == NULL))
- goto out_resched;
-
- cmd->header.id = cpu_to_le32(SVGA_3D_CMD_PRESENT);
- cmd->header.size = cpu_to_le32(sizeof(cmd->body) + sizeof(cmd->cr));
- cmd->body.sid = cpu_to_le32(surf->res.id);
- cmd->cr.x = cpu_to_le32(0);
- cmd->cr.y = cpu_to_le32(0);
- cmd->cr.srcx = cmd->cr.x;
- cmd->cr.srcy = cmd->cr.y;
- cmd->cr.w = cpu_to_le32(framebuffer->width);
- cmd->cr.h = cpu_to_le32(framebuffer->height);
- vfbs->present_fs = false;
- vmw_fifo_commit(dev_priv, sizeof(*cmd));
-out_resched:
- /**
- * Will not re-add if already pending.
- */
- schedule_delayed_work(&vfbs->d_work, VMWGFX_PRESENT_RATE);
-out_unlock:
- mutex_unlock(&vfbs->work_lock);
-}
-
-static int do_surface_dirty_ldu(struct vmw_private *dev_priv,
+static int do_surface_dirty_sou(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
struct vmw_framebuffer *framebuffer,
- struct vmw_surface *surf,
unsigned flags, unsigned color,
struct drm_clip_rect *clips,
unsigned num_clips, int inc)
{
- SVGA3dCopyRect *cr;
- int i;
+ struct drm_clip_rect *clips_ptr;
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+ int i, num_units;
+ int ret = 0; /* silence warning */
+ int left, right, top, bottom;
struct {
SVGA3dCmdHeader header;
- SVGA3dCmdPresent body;
- SVGA3dCopyRect cr;
+ SVGA3dCmdBlitSurfaceToScreen body;
} *cmd;
+ SVGASignedRect *blits;
+
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list,
+ head) {
+ if (crtc->fb != &framebuffer->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ BUG_ON(!clips || !num_clips);
- cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) + (num_clips - 1) *
- sizeof(cmd->cr));
+ fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips;
+ cmd = kzalloc(fifo_size, GFP_KERNEL);
if (unlikely(cmd == NULL)) {
- DRM_ERROR("Fifo reserve failed.\n");
+ DRM_ERROR("Temporary fifo memory alloc failed.\n");
return -ENOMEM;
}
- memset(cmd, 0, sizeof(*cmd));
+ left = clips->x1;
+ right = clips->x2;
+ top = clips->y1;
+ bottom = clips->y2;
+
+ clips_ptr = clips;
+ for (i = 1; i < num_clips; i++, clips_ptr += inc) {
+ left = min_t(int, left, (int)clips_ptr->x1);
+ right = max_t(int, right, (int)clips_ptr->x2);
+ top = min_t(int, top, (int)clips_ptr->y1);
+ bottom = max_t(int, bottom, (int)clips_ptr->y2);
+ }
- cmd->header.id = cpu_to_le32(SVGA_3D_CMD_PRESENT);
- cmd->header.size = cpu_to_le32(sizeof(cmd->body) + num_clips *
- sizeof(cmd->cr));
- cmd->body.sid = cpu_to_le32(surf->res.id);
-
- for (i = 0, cr = &cmd->cr; i < num_clips; i++, cr++, clips += inc) {
- cr->x = cpu_to_le16(clips->x1);
- cr->y = cpu_to_le16(clips->y1);
- cr->srcx = cr->x;
- cr->srcy = cr->y;
- cr->w = cpu_to_le16(clips->x2 - clips->x1);
- cr->h = cpu_to_le16(clips->y2 - clips->y1);
+ /* only need to do this once */
+ memset(cmd, 0, fifo_size);
+ cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN);
+ cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
+
+ cmd->body.srcRect.left = left;
+ cmd->body.srcRect.right = right;
+ cmd->body.srcRect.top = top;
+ cmd->body.srcRect.bottom = bottom;
+
+ clips_ptr = clips;
+ blits = (SVGASignedRect *)&cmd[1];
+ for (i = 0; i < num_clips; i++, clips_ptr += inc) {
+ blits[i].left = clips_ptr->x1 - left;
+ blits[i].right = clips_ptr->x2 - left;
+ blits[i].top = clips_ptr->y1 - top;
+ blits[i].bottom = clips_ptr->y2 - top;
}
- vmw_fifo_commit(dev_priv, sizeof(*cmd) + (num_clips - 1) *
- sizeof(cmd->cr));
- return 0;
+ /* do per unit writing, reuse fifo for each */
+ for (i = 0; i < num_units; i++) {
+ struct vmw_display_unit *unit = units[i];
+ int clip_x1 = left - unit->crtc.x;
+ int clip_y1 = top - unit->crtc.y;
+ int clip_x2 = right - unit->crtc.x;
+ int clip_y2 = bottom - unit->crtc.y;
+
+ /* skip any crtcs that misses the clip region */
+ if (clip_x1 >= unit->crtc.mode.hdisplay ||
+ clip_y1 >= unit->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ /* need to reset sid as it is changed by execbuf */
+ cmd->body.srcImage.sid = cpu_to_le32(framebuffer->user_handle);
+
+ cmd->body.destScreenId = unit->unit;
+
+ /*
+ * The blit command is a lot more resilient then the
+ * readback command when it comes to clip rects. So its
+ * okay to go out of bounds.
+ */
+
+ cmd->body.destRect.left = clip_x1;
+ cmd->body.destRect.right = clip_x2;
+ cmd->body.destRect.top = clip_y1;
+ cmd->body.destRect.bottom = clip_y2;
+
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
+ fifo_size, 0, NULL);
+
+ if (unlikely(ret != 0))
+ break;
+ }
+
+ kfree(cmd);
+
+ return ret;
}
int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
struct vmw_master *vmaster = vmw_master(file_priv->master);
struct vmw_framebuffer_surface *vfbs =
vmw_framebuffer_to_vfbs(framebuffer);
- struct vmw_surface *surf = vfbs->surface;
struct drm_clip_rect norect;
int ret, inc = 1;
if (unlikely(vfbs->master != file_priv->master))
return -EINVAL;
+ /* Require ScreenObject support for 3D */
+ if (!dev_priv->sou_priv)
+ return -EINVAL;
+
ret = ttm_read_lock(&vmaster->lock, true);
if (unlikely(ret != 0))
return ret;
- if (!num_clips ||
- !(dev_priv->fifo.capabilities &
- SVGA_FIFO_CAP_SCREEN_OBJECT)) {
- int ret;
-
- mutex_lock(&vfbs->work_lock);
- vfbs->present_fs = true;
- ret = schedule_delayed_work(&vfbs->d_work, VMWGFX_PRESENT_RATE);
- mutex_unlock(&vfbs->work_lock);
- if (ret) {
- /**
- * No work pending, Force immediate present.
- */
- vmw_framebuffer_present_fs_callback(&vfbs->d_work.work);
- }
- ttm_read_unlock(&vmaster->lock);
- return 0;
- }
-
if (!num_clips) {
num_clips = 1;
clips = &norect;
inc = 2; /* skip source rects */
}
- ret = do_surface_dirty_ldu(dev_priv, &vfbs->base, surf,
+ ret = do_surface_dirty_sou(dev_priv, file_priv, &vfbs->base,
flags, color,
clips, num_clips, inc);
struct vmw_master *vmaster = vmw_master(file_priv->master);
int ret;
+ /* 3D is only supported on HWv8 hosts which supports screen objects */
+ if (!dev_priv->sou_priv)
+ return -ENOSYS;
+
/*
* Sanity checks.
*/
vfbs->base.base.depth = mode_cmd->depth;
vfbs->base.base.width = mode_cmd->width;
vfbs->base.base.height = mode_cmd->height;
- vfbs->base.pin = &vmw_surface_dmabuf_pin;
- vfbs->base.unpin = &vmw_surface_dmabuf_unpin;
vfbs->surface = surface;
+ vfbs->base.user_handle = mode_cmd->handle;
vfbs->master = drm_master_get(file_priv->master);
- mutex_init(&vfbs->work_lock);
mutex_lock(&vmaster->fb_surf_mutex);
- INIT_DELAYED_WORK(&vfbs->d_work, &vmw_framebuffer_present_fs_callback);
list_add_tail(&vfbs->head, &vmaster->fb_surf);
mutex_unlock(&vmaster->fb_surf_mutex);
drm_framebuffer_cleanup(framebuffer);
vmw_dmabuf_unreference(&vfbd->buffer);
+ ttm_base_object_unref(&vfbd->base.user_obj);
kfree(vfbd);
}
static int do_dmabuf_dirty_ldu(struct vmw_private *dev_priv,
struct vmw_framebuffer *framebuffer,
- struct vmw_dma_buffer *buffer,
unsigned flags, unsigned color,
struct drm_clip_rect *clips,
unsigned num_clips, int increment)
return 0;
}
+static int do_dmabuf_define_gmrfb(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ struct vmw_framebuffer *framebuffer)
+{
+ int depth = framebuffer->base.depth;
+ size_t fifo_size;
+ int ret;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdDefineGMRFB body;
+ } *cmd;
+
+ /* Emulate RGBA support, contrary to svga_reg.h this is not
+ * supported by hosts. This is only a problem if we are reading
+ * this value later and expecting what we uploaded back.
+ */
+ if (depth == 32)
+ depth = 24;
+
+ fifo_size = sizeof(*cmd);
+ cmd = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed to allocate temporary cmd buffer.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ cmd->header = SVGA_CMD_DEFINE_GMRFB;
+ cmd->body.format.bitsPerPixel = framebuffer->base.bits_per_pixel;
+ cmd->body.format.colorDepth = depth;
+ cmd->body.format.reserved = 0;
+ cmd->body.bytesPerLine = framebuffer->base.pitch;
+ cmd->body.ptr.gmrId = framebuffer->user_handle;
+ cmd->body.ptr.offset = 0;
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
+ fifo_size, 0, NULL);
+
+ kfree(cmd);
+
+ return ret;
+}
+
+static int do_dmabuf_dirty_sou(struct drm_file *file_priv,
+ struct vmw_private *dev_priv,
+ struct vmw_framebuffer *framebuffer,
+ unsigned flags, unsigned color,
+ struct drm_clip_rect *clips,
+ unsigned num_clips, int increment)
+{
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_clip_rect *clips_ptr;
+ int i, k, num_units, ret;
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdBlitGMRFBToScreen body;
+ } *blits;
+
+ ret = do_dmabuf_define_gmrfb(file_priv, dev_priv, framebuffer);
+ if (unlikely(ret != 0))
+ return ret; /* define_gmrfb prints warnings */
+
+ fifo_size = sizeof(*blits) * num_clips;
+ blits = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(blits == NULL)) {
+ DRM_ERROR("Failed to allocate temporary cmd buffer.\n");
+ return -ENOMEM;
+ }
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) {
+ if (crtc->fb != &framebuffer->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ for (k = 0; k < num_units; k++) {
+ struct vmw_display_unit *unit = units[k];
+ int hit_num = 0;
+
+ clips_ptr = clips;
+ for (i = 0; i < num_clips; i++, clips_ptr += increment) {
+ int clip_x1 = clips_ptr->x1 - unit->crtc.x;
+ int clip_y1 = clips_ptr->y1 - unit->crtc.y;
+ int clip_x2 = clips_ptr->x2 - unit->crtc.x;
+ int clip_y2 = clips_ptr->y2 - unit->crtc.y;
+
+ /* skip any crtcs that misses the clip region */
+ if (clip_x1 >= unit->crtc.mode.hdisplay ||
+ clip_y1 >= unit->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ blits[hit_num].header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
+ blits[hit_num].body.destScreenId = unit->unit;
+ blits[hit_num].body.srcOrigin.x = clips_ptr->x1;
+ blits[hit_num].body.srcOrigin.y = clips_ptr->y1;
+ blits[hit_num].body.destRect.left = clip_x1;
+ blits[hit_num].body.destRect.top = clip_y1;
+ blits[hit_num].body.destRect.right = clip_x2;
+ blits[hit_num].body.destRect.bottom = clip_y2;
+ hit_num++;
+ }
+
+ /* no clips hit the crtc */
+ if (hit_num == 0)
+ continue;
+
+ fifo_size = sizeof(*blits) * hit_num;
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, blits,
+ fifo_size, 0, NULL);
+
+ if (unlikely(ret != 0))
+ break;
+ }
+
+ kfree(blits);
+
+ return ret;
+}
+
int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
struct drm_file *file_priv,
unsigned flags, unsigned color,
struct vmw_master *vmaster = vmw_master(file_priv->master);
struct vmw_framebuffer_dmabuf *vfbd =
vmw_framebuffer_to_vfbd(framebuffer);
- struct vmw_dma_buffer *dmabuf = vfbd->buffer;
struct drm_clip_rect norect;
int ret, increment = 1;
increment = 2;
}
- ret = do_dmabuf_dirty_ldu(dev_priv, &vfbd->base, dmabuf,
- flags, color,
- clips, num_clips, increment);
+ if (dev_priv->ldu_priv) {
+ ret = do_dmabuf_dirty_ldu(dev_priv, &vfbd->base,
+ flags, color,
+ clips, num_clips, increment);
+ } else {
+ ret = do_dmabuf_dirty_sou(file_priv, dev_priv, &vfbd->base,
+ flags, color,
+ clips, num_clips, increment);
+ }
ttm_read_unlock(&vmaster->lock);
return ret;
.create_handle = vmw_framebuffer_create_handle,
};
-/**
- * We need to reserve the start of vram because the host might
- * scribble to it at mode changes, so we need to reserve it.
- */
-static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb)
-{
- struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
- struct vmw_framebuffer_surface *vfbs =
- vmw_framebuffer_to_vfbs(&vfb->base);
- unsigned long size = vfbs->base.base.pitch * vfbs->base.base.height;
- int ret;
- struct ttm_placement ne_placement = vmw_vram_ne_placement;
-
- ne_placement.lpfn = (size + (PAGE_SIZE - 1)) / PAGE_SIZE;
-
- vfbs->buffer = kzalloc(sizeof(*vfbs->buffer), GFP_KERNEL);
- if (unlikely(vfbs->buffer == NULL))
- return -ENOMEM;
-
- vmw_overlay_pause_all(dev_priv);
- ret = vmw_dmabuf_init(dev_priv, vfbs->buffer, size,
- &vmw_vram_ne_placement,
- false, &vmw_dmabuf_bo_free);
- vmw_overlay_resume_all(dev_priv);
- if (unlikely(ret != 0))
- vfbs->buffer = NULL;
-
- return ret;
-}
-
-/**
- * See vmw_surface_dmabuf_pin.
- */
-static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb)
-{
- struct ttm_buffer_object *bo;
- struct vmw_framebuffer_surface *vfbs =
- vmw_framebuffer_to_vfbs(&vfb->base);
-
- if (unlikely(vfbs->buffer == NULL))
- return 0;
-
- bo = &vfbs->buffer->base;
- ttm_bo_unref(&bo);
- vfbs->buffer = NULL;
-
- return 0;
-}
-
/**
* Pin the dmabuffer to the start of vram.
*/
vmw_framebuffer_to_vfbd(&vfb->base);
int ret;
+ /* This code should not be used with screen objects */
+ BUG_ON(dev_priv->sou_priv);
vmw_overlay_pause_all(dev_priv);
- ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer);
+ ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer, true, false);
vmw_overlay_resume_all(dev_priv);
return 0;
}
- return vmw_dmabuf_from_vram(dev_priv, vfbd->buffer);
+ return vmw_dmabuf_unpin(dev_priv, vfbd->buffer, false);
}
static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
return -EINVAL;
}
+ /* Limited framebuffer color depth support for screen objects */
+ if (dev_priv->sou_priv) {
+ switch (mode_cmd->depth) {
+ case 32:
+ case 24:
+ /* Only support 32 bpp for 32 and 24 depth fbs */
+ if (mode_cmd->bpp == 32)
+ break;
+
+ DRM_ERROR("Invalid color depth/bbp: %d %d\n",
+ mode_cmd->depth, mode_cmd->bpp);
+ return -EINVAL;
+ case 16:
+ case 15:
+ /* Only support 16 bpp for 16 and 15 depth fbs */
+ if (mode_cmd->bpp == 16)
+ break;
+
+ DRM_ERROR("Invalid color depth/bbp: %d %d\n",
+ mode_cmd->depth, mode_cmd->bpp);
+ return -EINVAL;
+ default:
+ DRM_ERROR("Invalid color depth: %d\n", mode_cmd->depth);
+ return -EINVAL;
+ }
+ }
+
vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL);
if (!vfbd) {
ret = -ENOMEM;
vfbd->base.base.depth = mode_cmd->depth;
vfbd->base.base.width = mode_cmd->width;
vfbd->base.base.height = mode_cmd->height;
- vfbd->base.pin = vmw_framebuffer_dmabuf_pin;
- vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin;
+ if (!dev_priv->sou_priv) {
+ vfbd->base.pin = vmw_framebuffer_dmabuf_pin;
+ vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin;
+ }
+ vfbd->base.dmabuf = true;
vfbd->buffer = dmabuf;
+ vfbd->base.user_handle = mode_cmd->handle;
*out = &vfbd->base;
return 0;
struct vmw_framebuffer *vfb = NULL;
struct vmw_surface *surface = NULL;
struct vmw_dma_buffer *bo = NULL;
+ struct ttm_base_object *user_obj;
u64 required_size;
int ret;
return NULL;
}
+ /*
+ * Take a reference on the user object of the resource
+ * backing the kms fb. This ensures that user-space handle
+ * lookups on that resource will always work as long as
+ * it's registered with a kms framebuffer. This is important,
+ * since vmw_execbuf_process identifies resources in the
+ * command stream using user-space handles.
+ */
+
+ user_obj = ttm_base_object_lookup(tfile, mode_cmd->handle);
+ if (unlikely(user_obj == NULL)) {
+ DRM_ERROR("Could not locate requested kms frame buffer.\n");
+ return ERR_PTR(-ENOENT);
+ }
+
/**
* End conditioned code.
*/
if (ret) {
DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
+ ttm_base_object_unref(&user_obj);
return ERR_PTR(ret);
- }
+ } else
+ vfb->user_obj = user_obj;
return &vfb->base;
try_dmabuf:
if (ret) {
DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
+ ttm_base_object_unref(&user_obj);
return ERR_PTR(ret);
- }
+ } else
+ vfb->user_obj = user_obj;
return &vfb->base;
DRM_ERROR("surface not marked as scanout\n");
/* vmw_user_surface_lookup takes one ref */
vmw_surface_unreference(&surface);
+ ttm_base_object_unref(&user_obj);
return ERR_PTR(-EINVAL);
}
.fb_create = vmw_kms_fb_create,
};
+int vmw_kms_present(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *vfb,
+ struct vmw_surface *surface,
+ uint32_t sid,
+ int32_t destX, int32_t destY,
+ struct drm_vmw_rect *clips,
+ uint32_t num_clips)
+{
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+ int i, k, num_units;
+ int ret = 0; /* silence warning */
+
+ struct {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdBlitSurfaceToScreen body;
+ } *cmd;
+ SVGASignedRect *blits;
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) {
+ if (crtc->fb != &vfb->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ BUG_ON(surface == NULL);
+ BUG_ON(!clips || !num_clips);
+
+ fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips;
+ cmd = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed to allocate temporary fifo memory.\n");
+ return -ENOMEM;
+ }
+
+ /* only need to do this once */
+ memset(cmd, 0, fifo_size);
+ cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN);
+ cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header));
+
+ cmd->body.srcRect.left = 0;
+ cmd->body.srcRect.right = surface->sizes[0].width;
+ cmd->body.srcRect.top = 0;
+ cmd->body.srcRect.bottom = surface->sizes[0].height;
+
+ blits = (SVGASignedRect *)&cmd[1];
+ for (i = 0; i < num_clips; i++) {
+ blits[i].left = clips[i].x;
+ blits[i].right = clips[i].x + clips[i].w;
+ blits[i].top = clips[i].y;
+ blits[i].bottom = clips[i].y + clips[i].h;
+ }
+
+ for (k = 0; k < num_units; k++) {
+ struct vmw_display_unit *unit = units[k];
+ int clip_x1 = destX - unit->crtc.x;
+ int clip_y1 = destY - unit->crtc.y;
+ int clip_x2 = clip_x1 + surface->sizes[0].width;
+ int clip_y2 = clip_y1 + surface->sizes[0].height;
+
+ /* skip any crtcs that misses the clip region */
+ if (clip_x1 >= unit->crtc.mode.hdisplay ||
+ clip_y1 >= unit->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ /* need to reset sid as it is changed by execbuf */
+ cmd->body.srcImage.sid = sid;
+
+ cmd->body.destScreenId = unit->unit;
+
+ /*
+ * The blit command is a lot more resilient then the
+ * readback command when it comes to clip rects. So its
+ * okay to go out of bounds.
+ */
+
+ cmd->body.destRect.left = clip_x1;
+ cmd->body.destRect.right = clip_x2;
+ cmd->body.destRect.top = clip_y1;
+ cmd->body.destRect.bottom = clip_y2;
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd,
+ fifo_size, 0, NULL);
+
+ if (unlikely(ret != 0))
+ break;
+ }
+
+ kfree(cmd);
+
+ return ret;
+}
+
+int vmw_kms_readback(struct vmw_private *dev_priv,
+ struct drm_file *file_priv,
+ struct vmw_framebuffer *vfb,
+ struct drm_vmw_fence_rep __user *user_fence_rep,
+ struct drm_vmw_rect *clips,
+ uint32_t num_clips)
+{
+ struct vmw_framebuffer_dmabuf *vfbd =
+ vmw_framebuffer_to_vfbd(&vfb->base);
+ struct vmw_dma_buffer *dmabuf = vfbd->buffer;
+ struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS];
+ struct drm_crtc *crtc;
+ size_t fifo_size;
+ int i, k, ret, num_units, blits_pos;
+
+ struct {
+ uint32_t header;
+ SVGAFifoCmdDefineGMRFB body;
+ } *cmd;
+ struct {
+ uint32_t header;
+ SVGAFifoCmdBlitScreenToGMRFB body;
+ } *blits;
+
+ num_units = 0;
+ list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) {
+ if (crtc->fb != &vfb->base)
+ continue;
+ units[num_units++] = vmw_crtc_to_du(crtc);
+ }
+
+ BUG_ON(dmabuf == NULL);
+ BUG_ON(!clips || !num_clips);
+
+ /* take a safe guess at fifo size */
+ fifo_size = sizeof(*cmd) + sizeof(*blits) * num_clips * num_units;
+ cmd = kmalloc(fifo_size, GFP_KERNEL);
+ if (unlikely(cmd == NULL)) {
+ DRM_ERROR("Failed to allocate temporary fifo memory.\n");
+ return -ENOMEM;
+ }
+
+ memset(cmd, 0, fifo_size);
+ cmd->header = SVGA_CMD_DEFINE_GMRFB;
+ cmd->body.format.bitsPerPixel = vfb->base.bits_per_pixel;
+ cmd->body.format.colorDepth = vfb->base.depth;
+ cmd->body.format.reserved = 0;
+ cmd->body.bytesPerLine = vfb->base.pitch;
+ cmd->body.ptr.gmrId = vfb->user_handle;
+ cmd->body.ptr.offset = 0;
+
+ blits = (void *)&cmd[1];
+ blits_pos = 0;
+ for (i = 0; i < num_units; i++) {
+ struct drm_vmw_rect *c = clips;
+ for (k = 0; k < num_clips; k++, c++) {
+ /* transform clip coords to crtc origin based coords */
+ int clip_x1 = c->x - units[i]->crtc.x;
+ int clip_x2 = c->x - units[i]->crtc.x + c->w;
+ int clip_y1 = c->y - units[i]->crtc.y;
+ int clip_y2 = c->y - units[i]->crtc.y + c->h;
+ int dest_x = c->x;
+ int dest_y = c->y;
+
+ /* compensate for clipping, we negate
+ * a negative number and add that.
+ */
+ if (clip_x1 < 0)
+ dest_x += -clip_x1;
+ if (clip_y1 < 0)
+ dest_y += -clip_y1;
+
+ /* clip */
+ clip_x1 = max(clip_x1, 0);
+ clip_y1 = max(clip_y1, 0);
+ clip_x2 = min(clip_x2, units[i]->crtc.mode.hdisplay);
+ clip_y2 = min(clip_y2, units[i]->crtc.mode.vdisplay);
+
+ /* and cull any rects that misses the crtc */
+ if (clip_x1 >= units[i]->crtc.mode.hdisplay ||
+ clip_y1 >= units[i]->crtc.mode.vdisplay ||
+ clip_x2 <= 0 || clip_y2 <= 0)
+ continue;
+
+ blits[blits_pos].header = SVGA_CMD_BLIT_SCREEN_TO_GMRFB;
+ blits[blits_pos].body.srcScreenId = units[i]->unit;
+ blits[blits_pos].body.destOrigin.x = dest_x;
+ blits[blits_pos].body.destOrigin.y = dest_y;
+
+ blits[blits_pos].body.srcRect.left = clip_x1;
+ blits[blits_pos].body.srcRect.top = clip_y1;
+ blits[blits_pos].body.srcRect.right = clip_x2;
+ blits[blits_pos].body.srcRect.bottom = clip_y2;
+ blits_pos++;
+ }
+ }
+ /* reset size here and use calculated exact size from loops */
+ fifo_size = sizeof(*cmd) + sizeof(*blits) * blits_pos;
+
+ ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, fifo_size,
+ 0, user_fence_rep);
+
+ kfree(cmd);
+
+ return ret;
+}
+
int vmw_kms_init(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
- ret = vmw_kms_init_legacy_display_system(dev_priv);
+ ret = vmw_kms_init_screen_object_display(dev_priv);
+ if (ret) /* Fallback */
+ (void)vmw_kms_init_legacy_display_system(dev_priv);
return 0;
}
return ((u64) pitch * (u64) height) < (u64) dev_priv->vram_size;
}
+
+/**
+ * Function called by DRM code called with vbl_lock held.
+ */
u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc)
{
return 0;
}
+
+/**
+ * Function called by DRM code called with vbl_lock held.
+ */
+int vmw_enable_vblank(struct drm_device *dev, int crtc)
+{
+ return -ENOSYS;
+}
+
+/**
+ * Function called by DRM code called with vbl_lock held.
+ */
+void vmw_disable_vblank(struct drm_device *dev, int crtc)
+{
+}
+
+
+/*
+ * Small shared kms functions.
+ */
+
+int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num,
+ struct drm_vmw_rect *rects)
+{
+ struct drm_device *dev = dev_priv->dev;
+ struct vmw_display_unit *du;
+ struct drm_connector *con;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+#if 0
+ {
+ unsigned int i;
+
+ DRM_INFO("%s: new layout ", __func__);
+ for (i = 0; i < num; i++)
+ DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y,
+ rects[i].w, rects[i].h);
+ DRM_INFO("\n");
+ }
+#endif
+
+ list_for_each_entry(con, &dev->mode_config.connector_list, head) {
+ du = vmw_connector_to_du(con);
+ if (num > du->unit) {
+ du->pref_width = rects[du->unit].w;
+ du->pref_height = rects[du->unit].h;
+ du->pref_active = true;
+ } else {
+ du->pref_width = 800;
+ du->pref_height = 600;
+ du->pref_active = false;
+ }
+ con->status = vmw_du_connector_detect(con, true);
+ }
+
+ mutex_unlock(&dev->mode_config.mutex);
+
+ return 0;
+}
+
+void vmw_du_crtc_save(struct drm_crtc *crtc)
+{
+}
+
+void vmw_du_crtc_restore(struct drm_crtc *crtc)
+{
+}
+
+void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
+ u16 *r, u16 *g, u16 *b,
+ uint32_t start, uint32_t size)
+{
+ struct vmw_private *dev_priv = vmw_priv(crtc->dev);
+ int i;
+
+ for (i = 0; i < size; i++) {
+ DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i,
+ r[i], g[i], b[i]);
+ vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8);
+ vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8);
+ vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8);
+ }
+}
+
+void vmw_du_connector_dpms(struct drm_connector *connector, int mode)
+{
+}
+
+void vmw_du_connector_save(struct drm_connector *connector)
+{
+}
+
+void vmw_du_connector_restore(struct drm_connector *connector)
+{
+}
+
+enum drm_connector_status
+vmw_du_connector_detect(struct drm_connector *connector, bool force)
+{
+ uint32_t num_displays;
+ struct drm_device *dev = connector->dev;
+ struct vmw_private *dev_priv = vmw_priv(dev);
+
+ mutex_lock(&dev_priv->hw_mutex);
+ num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS);
+ mutex_unlock(&dev_priv->hw_mutex);
+
+ return ((vmw_connector_to_du(connector)->unit < num_displays) ?
+ connector_status_connected : connector_status_disconnected);
+}
+
+static struct drm_display_mode vmw_kms_connector_builtin[] = {
+ /* 640x480@60Hz */
+ { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
+ 752, 800, 0, 480, 489, 492, 525, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+ /* 800x600@60Hz */
+ { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
+ 968, 1056, 0, 600, 601, 605, 628, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1024x768@60Hz */
+ { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
+ 1184, 1344, 0, 768, 771, 777, 806, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+ /* 1152x864@75Hz */
+ { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
+ 1344, 1600, 0, 864, 865, 868, 900, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1280x768@60Hz */
+ { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
+ 1472, 1664, 0, 768, 771, 778, 798, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1280x800@60Hz */
+ { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
+ 1480, 1680, 0, 800, 803, 809, 831, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
+ /* 1280x960@60Hz */
+ { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
+ 1488, 1800, 0, 960, 961, 964, 1000, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1280x1024@60Hz */
+ { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
+ 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1360x768@60Hz */
+ { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
+ 1536, 1792, 0, 768, 771, 777, 795, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1440x1050@60Hz */
+ { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
+ 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1440x900@60Hz */
+ { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
+ 1672, 1904, 0, 900, 903, 909, 934, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1600x1200@60Hz */
+ { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
+ 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+ DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1680x1050@60Hz */
+ { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
+ 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1792x1344@60Hz */
+ { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
+ 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1853x1392@60Hz */
+ { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
+ 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1920x1200@60Hz */
+ { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
+ 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 1920x1440@60Hz */
+ { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
+ 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* 2560x1600@60Hz */
+ { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
+ 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ /* Terminate */
+ { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) },
+};
+
+int vmw_du_connector_fill_modes(struct drm_connector *connector,
+ uint32_t max_width, uint32_t max_height)
+{
+ struct vmw_display_unit *du = vmw_connector_to_du(connector);
+ struct drm_device *dev = connector->dev;
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_display_mode *mode = NULL;
+ struct drm_display_mode *bmode;
+ struct drm_display_mode prefmode = { DRM_MODE("preferred",
+ DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC)
+ };
+ int i;
+
+ /* Add preferred mode */
+ {
+ mode = drm_mode_duplicate(dev, &prefmode);
+ if (!mode)
+ return 0;
+ mode->hdisplay = du->pref_width;
+ mode->vdisplay = du->pref_height;
+ mode->vrefresh = drm_mode_vrefresh(mode);
+ if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2,
+ mode->vdisplay)) {
+ drm_mode_probed_add(connector, mode);
+
+ if (du->pref_mode) {
+ list_del_init(&du->pref_mode->head);
+ drm_mode_destroy(dev, du->pref_mode);
+ }
+
+ du->pref_mode = mode;
+ }
+ }
+
+ for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) {
+ bmode = &vmw_kms_connector_builtin[i];
+ if (bmode->hdisplay > max_width ||
+ bmode->vdisplay > max_height)
+ continue;
+
+ if (!vmw_kms_validate_mode_vram(dev_priv, bmode->hdisplay * 2,
+ bmode->vdisplay))
+ continue;
+
+ mode = drm_mode_duplicate(dev, bmode);
+ if (!mode)
+ return 0;
+ mode->vrefresh = drm_mode_vrefresh(mode);
+
+ drm_mode_probed_add(connector, mode);
+ }
+
+ drm_mode_connector_list_update(connector);
+
+ return 1;
+}
+
+int vmw_du_connector_set_property(struct drm_connector *connector,
+ struct drm_property *property,
+ uint64_t val)
+{
+ return 0;
+}